Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and GCOM-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/20/2022
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (GCOM-C) Time (GCOM-C) Lat,Lon (GCOM-C) SZA (GCOM-C ) Distance(km) Time Diff (sec)
1 04/29/2022 11:04:57 -69.45,-168.98 125.18 04/29/2022 11:06:05 -69.43,-166.90 125.22 81.24 68
2 04/29/2022 11:55:32 68.86, -0.84 54.20 04/29/2022 11:56:44 68.78, -0.40 54.12 19.49 72
3 04/29/2022 12:46:11 -68.61, 166.81 126.06 04/29/2022 12:47:17 -68.62, 166.76 126.05 2.33 66
4 04/29/2022 13:36:57 68.60, -25.86 53.92 04/29/2022 13:37:44 68.61, -25.86 53.93 2.06 47
5 04/29/2022 14:27:40 -68.56, 141.50 126.13 04/29/2022 14:28:15 -68.56, 141.45 126.13 1.80 35
6 04/29/2022 15:18:26 68.55, -51.18 53.85 04/29/2022 15:18:42 68.56, -51.17 53.85 0.97 16
7 04/29/2022 16:09:09 -68.52, 116.18 126.20 04/29/2022 16:09:13 -68.51, 116.14 126.21 1.90 4
8 04/29/2022 16:59:55 68.50, -76.49 53.78 04/29/2022 16:59:40 68.50, -76.48 53.78 0.62 15
9 04/29/2022 17:50:38 -68.47, 90.87 126.27 04/29/2022 17:50:11 -68.45, 90.83 126.29 2.56 27
10 04/29/2022 18:41:24 68.46,-101.81 53.71 04/29/2022 18:40:38 68.44,-101.79 53.70 1.62 46
11 04/29/2022 19:32:07 -68.43, 65.56 126.34 04/29/2022 19:31:08 -68.45, 65.59 126.31 3.18 59
12 04/29/2022 20:22:51 68.30,-126.98 53.53 04/29/2022 20:21:37 68.33,-127.17 53.57 8.33 74
13 04/29/2022 21:13:26 -67.84, 40.92 126.95 04/29/2022 21:12:16 -67.85, 39.61 126.92 55.05 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/20/2022
SNOs_Map_NPP_GCOM-C_20220420.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/20/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C